Which of the following type of variable is visible only within a function where it is defined

1.  global variable

2.  local variable

3.  Both of the above

4.  None of the above

View Answer  
4
Correct Answer :

local variable


Explanation :
No Explanation available for this question

Which of the following is the correct syntax to redirect a url using JavaScript

1.  document.location='http://www.newUrl.com';

2.  browser.location='http://www.newUrl.com';

3.  navigator.location='http://www.newUrl.com';

4.  window.location='http://www.newUrl.com';

View Answer  
4
Correct Answer :

window.location='http://www.newUrl.com';


Explanation :
No Explanation available for this question

Consider the following code snippet : var book = { “main title”: “JavaScript”, ‘sub-title’: “The Definitive Guide”, “for”: “all audiences”, author: { firstname: “David”, surname: “Flanagan” } }; In the above snippet, firstname and surname are

1.  properties

2.  property values

3.  property names

4.  objects

View Answer  
4
Correct Answer :

property names


Explanation :
No Explanation available for this question

The object has three object attributes namely

1.  Class, parameters, object’s extensible flag

2.  Prototype, class, objects’ parameters

3.  Prototype, class, object’s extensible flag

4.  Native object, Classes and Interfaces and Object’s extensible flag

View Answer  
4
Correct Answer :

Prototype, class, object’s extensible flag


Explanation :
No Explanation available for this question

A linkage of series of prototype objects is called as :

1.  prototype stack

2.  prototype chain

3.  prototype class

4.  prototypes

View Answer  
4
Correct Answer :

prototype chain


Explanation :
No Explanation available for this question

The object has three object attributes namely

1.  Class, parameters, object’s extensible flag

2.  Prototype, class, objects’ parameters

3.  Prototype, class, object’s extensible flag

4.  Native object, Classes and Interfaces and Object’s extensible flag

View Answer  
4
Correct Answer :

Prototype, class, object’s extensible flag


Explanation :
No Explanation available for this question

Predict the output of the following JavaScript code. var a="javascript"; var x=a.lastIndexOf("a"); document.write(x);  

1.  3

2.  0

3.  2

4.  Error

View Answer  
4
Correct Answer :

3


Explanation :
No Explanation available for this question

A function with no return value is called

1.  Procedures

2.  Method

3.  Static function

4.  Dynamic function

View Answer  
4
Correct Answer :

Procedures


Explanation :
No Explanation available for this question

Which is a more efficient code snippet Code 1 : for(var num=10;num>=1;num–) { document.writeln(num); } Code 2 : var num=10; while(num>=1) { document.writeln(num); num++; }  

1.  Code 1

2.  Code 2

3.  Both Code 1 and Code 2

4.  Cannot Compare

View Answer  
4
Correct Answer :

Code 1


Explanation :
No Explanation available for this question

The unordered collection of properties, each of which has a name and a value is called

1.  String

2.  Object

3.  Serialized Object

4.  All of the mentioned

View Answer  
4
Correct Answer :

Object


Explanation :
No Explanation available for this question
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